Home / 1,472,256,410.80-2,208,384,616.20-437,277,031.60

Finding the Fourth Proportional to 1,472,256,410.80, 2,208,384,616.20 and 437,277,031.60

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Solution

The fourth proportional to 1,472,256,410.80, 2,208,384,616.20 and 437,277,031.60 is: 655,915,547.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,256,410.80 : 2,208,384,616.20 = 437,277,031.60 : x
  2. Step 2: Convert to fraction form
    1,472,256,410.80/2,208,384,616.20 = 437,277,031.60/x
  3. Step 3: Cross multiply
    1,472,256,410.80x = 2,208,384,616.20 × 437,277,031.60
  4. Step 4: Simplify right side
    1,472,256,410.80x = 965,675,869,603,041,280
  5. Step 5: Solve for x
    x = 965,675,869,603,041,280/1,472,256,410.80
  6. Step 6: Final answer
    x = 655,915,547.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.